30520-ZY3-003 Ignition Coil Plug Hole for Honda BF175 BF200 BF225 | JLM Marine

Ignition Coil Plug Hole – Fits Honda BF175, BF200, BF225 Outboard Motors

This ignition coil plug hole is engineered for Honda 175HP, 200HP, and 225HP outboard motors across multiple model years. It ensures reliable spark delivery by sealing and protecting the coil connection point from moisture, salt spray, and vibration in demanding marine environments.

This aftermarket replacement directly replaces OEM part number 30520-ZY3-003 and is compatible with dozens of Honda BF175, BF200, and BF225 variants. It is designed to meet OEM specifications for fit, durability, and performance.

• Direct replacement for Honda OEM 30520-ZY3-003
• Fits Honda BF175, BF200, and BF225 outboard models
• Essential component for maintaining ignition system integrity

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Compatible Engine Models

Confirm your engine model/year in the table below.

Technical Specifications

Package Contents

• 1 × Ignition Coil Plug Hole (30520-ZY3-003)

Installation Guide

1. Disconnect the battery to prevent electrical shock or accidental ignition during installation.
2. Locate the ignition coil assembly on your Honda outboard engine using your service manual for reference.
3. Remove the spark plug wire from the coil and set aside carefully to avoid damage.
4. Unscrew or unclip the old plug hole from the ignition coil housing. Note the orientation for reinstallation.
5. Inspect the coil housing and surrounding area for corrosion, moisture, or debris; clean thoroughly if necessary.
6. Position the new plug hole into the coil housing, ensuring correct alignment with mounting points.
7. Secure the plug hole by tightening screws or engaging clips as applicable. Do not overtighten to avoid cracking.
8. Reconnect the spark plug wire to the coil, ensuring a firm and secure connection.
9. Reconnect the battery and perform a visual inspection to confirm all components are properly seated.
10. Start the engine and verify normal operation, listening for irregular firing or misfires.

Troubleshooting & FAQ

How do I confirm this plug hole fits my Honda outboard?
Verify your engine model and VIN range in the compatibility table above. Cross-reference your current OEM part number (30520-ZY3-003) with the listing to ensure an exact match.

What are the signs that my ignition coil plug hole needs replacement?
Common symptoms include misfiring, rough idling, difficulty starting, visible cracks or corrosion on the plug hole, and moisture intrusion into the coil assembly.

Can I install this myself or do I need a professional?
If you are comfortable working with ignition systems and have basic hand tools, installation is straightforward. However, professional installation is recommended to ensure safety and optimal performance.

How often should I inspect or replace the plug hole?
Inspect annually or whenever servicing spark plugs and ignition coils. Replace immediately if cracks, corrosion, or moisture intrusion are detected to prevent ignition failure.

What is the difference between this aftermarket part and the OEM version?
This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

How fast do you ship and how much does it cost?
We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

What is your warranty and return policy?
This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.